Load data for .45 Win. Mag. + .451 | 190gr | Lehigh Defense Xtreme Defense

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.451 \| 190gr \| Lehigh Defense Xtreme Defense
Manufacturer SKU:	Subsonic 09451190LP
Bullet Weight:	190gr \| 12.3g
Bullet Diameter:	0.451" \| 11.46mm
Bullet Length:	0.670" \| 17.0mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.317" \| 8.0mm
Shank Seated Depth:	0.276" \| 7.0mm
Case Capacity:	38.0 Grains of Water \| 2.47 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	39885 psi \| 2750 bar
LID:	LID_B10988_C740
Last updated:	2025-11-04
Recommended Twist Rate:	1:39 - 1:32

Load data for 120 loads in caliber .45 Win. Mag. with .451 | 190gr | Lehigh Defense Xtreme Defense bullet and 60 powders such as Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Vihtavuori N350. The key underlying parameters are shown in the table above.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service.

Questions regarding the load data: Please read the information in the next tab "Explanations".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

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Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads, >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	96%	28993	73%	**17	93%
ADI AP 70N	<<locked>>	73%	35404	89%	**27	100%
ADI APS 350	<<locked>>	75%	33968	85%	**04	100%
ADI APS 450	<<locked>>	79%	35520	89%	**60	100%
ADI AS 30	<<locked>>	82%	35491	89%	**12	100%
ADI AS 50N	<<locked>>	77%	34548	87%	**48	100%
Accurate No. 2	<<locked>>	79%	35534	89%	**30	100%
Accurate No. 5	<<locked>>	65%	34795	87%	**12	97%
[Accurate No. 7]*	<<locked>>	83%	35694	90%	**75	87%
Accurate Solo 1000	<<locked>>	80%	35244	88%	**39	100%
Accurate Solo 1250	<<locked>>	85%	34606	87%	**91	100%
Alliant BULLSEYE	<<locked>>	75%	34606	87%	**67	100%
Alliant POWER PISTOL	<<locked>>	86%	34911	88%	**62	95%
Alliant Sport Pistol	<<locked>>	70%	34606	87%	**70	100%
Alliant UNIQUE 👍	<<locked>>	87%	35433	89%	**90	100%
Baschieri & Pellagri 100	<<locked>>	81%	34693	87%	**35	100%
Hodgdon Clays	<<locked>>	75%	34403	86%	**27	100%
Hodgdon HS-6	<<locked>>	70%	34708	87%	**90	98%
Hodgdon Longshot 👍	<<locked>>	68%	35418	89%	**99	99%
Hodgdon Universal	<<locked>>	79%	34519	87%	**17	100%
Hodgdon CFE Pistol	<<locked>>	82%	35360	89%	**21	100%
Hodgdon TrailBoss	<<locked>>	96%	12183	31%	**8	100%
Lovex D036	<<locked>>	65%	34751	87%	**12	97%
[Lovex D037.1]*	<<locked>>	83%	35694	90%	**75	87%
Lovex S011	<<locked>>	68%	34055	85%	**52	100%
Lovex S020	<<locked>>	78%	34780	87%	**34	100%
Maxam CSB 1	<<locked>>	88%	34127	86%	**85	100%
Maxam CSB 2	<<locked>>	87%	35201	88%	**11	100%
Maxam CSB 3	<<locked>>	84%	35288	88%	**71	100%
Maxam CSB 4	<<locked>>	80%	34432	86%	**42	100%
Maxam CSB 5	<<locked>>	76%	34940	88%	**89	100%
Ramshot Silhouette	<<locked>>	72%	35534	89%	**83	100%
Ramshot True Blue 👍	<<locked>>	66%	35201	88%	**93	99%
ReloadSwiss RS 12	<<locked>>	75%	34766	87%	**88	100%
ReloadSwiss RS 14	<<locked>>	96%	10617	27%	**5	100%
ReloadSwiss RS 20	<<locked>>	89%	35723	90%	**83	100%
ReloadSwiss RS 24	<<locked>>	89%	35549	89%	**62	90%
Rottweil P 801	<<locked>>	71%	35723	90%	**65	100%
Rottweil P 806 👍	<<locked>>	95%	34330	86%	**91	99%
SNPE Vectan A0	<<locked>>	88%	34316	86%	**21	100%
SNPE Vectan BA 9	<<locked>>	80%	35114	88%	**94	100%
SNPE Vectan BA10	<<locked>>	73%	35520	89%	**60	100%
SNPE Vectan BA7 1/2	<<locked>>	94%	34534	87%	**70	99%
SNPE Vectan BA9 1/2	<<locked>>	82%	35244	88%	**07	100%
SNPE Vectan SP 2	<<locked>>	82%	35027	88%	**78	97%
Shooters World Auto Pistol	<<locked>>	65%	34751	87%	**12	97%
[Shooters World Major Pistol]*	<<locked>>	83%	35694	90%	**75	87%
Somchem MP200	<<locked>>	79%	34679	87%	**60	100%
Somchem MS200	<<locked>>	85%	35853	90%	**53	100%
Somchem S221	<<locked>>	75%	34911	88%	**32	93%
Vihtavuori 3N37	<<locked>>	88%	35868	90%	**19	100%
[Vihtavuori 3N38]*	<<locked>>	97%	30835	77%	**70	88%
[Vihtavuori N105]*	<<locked>>	97%	23235	58%	**78	87%
Vihtavuori N310	<<locked>>	64%	34040	85%	**47	100%
Vihtavuori N320	<<locked>>	79%	35375	89%	**58	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	27760	70%	**88	100%
Vihtavuori N330	<<locked>>	81%	35302	88%	**24	100%
Vihtavuori N340	<<locked>>	85%	35259	88%	**44	100%
Vihtavuori N350 👍	<<locked>>	90%	34330	86%	**90	100%
Winchester 231	<<locked>>	68%	35447	89%	**94	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	71%	14721	37%	**86	81%
ADI AP 70N	<<locked>>	61%	25251	63%	**80	100%
ADI APS 350	<<locked>>	61%	24468	61%	**76	100%
ADI APS 450	<<locked>>	61%	23047	58%	**89	100%
ADI AS 30	<<locked>>	62%	21379	54%	**09	100%
ADI AS 50N	<<locked>>	61%	22597	57%	**75	100%
Accurate No. 2	<<locked>>	61%	19812	50%	**78	97%
Accurate No. 5	<<locked>>	61%	30226	76%	**40	96%
[Accurate No. 7]*	<<locked>>	74%	25875	65%	**98	81%
Accurate Solo 1000	<<locked>>	61%	21480	54%	**35	100%
Accurate Solo 1250	<<locked>>	61%	17289	43%	**12	100%
Alliant BULLSEYE	<<locked>>	61%	23119	58%	**70	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	16114	40%	**55	81%
Alliant Sport Pistol	<<locked>>	61%	26339	66%	**32	100%
Alliant UNIQUE	<<locked>>	61%	16795	42%	**42	97%
Baschieri & Pellagri 100	<<locked>>	61%	19682	49%	**15	100%
Hodgdon Clays	<<locked>>	61%	24685	62%	**93	100%
Hodgdon HS-6	<<locked>>	61%	24772	62%	**19	95%
Hodgdon Longshot	<<locked>>	61%	27876	70%	**85	98%
Hodgdon Universal	<<locked>>	61%	20305	51%	**84	100%
Hodgdon CFE Pistol	<<locked>>	61%	19232	48%	**58	100%
Hodgdon TrailBoss	<<locked>>	61%	5468	14%	**2	97%
Lovex D036	<<locked>>	61%	30182	76%	**40	95%
[Lovex D037.1]*	<<locked>>	74%	25875	65%	**98	81%
Lovex S011	<<locked>>	61%	26731	67%	**53	100%
Lovex S020	<<locked>>	61%	20030	50%	**98	100%
Maxam CSB 1	<<locked>>	62%	16592	42%	**86	100%
Maxam CSB 2	<<locked>>	61%	16607	42%	**15	100%
Maxam CSB 3	<<locked>>	61%	19087	48%	**25	100%
Maxam CSB 4	<<locked>>	61%	20798	52%	**38	100%
Maxam CSB 5	<<locked>>	61%	23656	59%	**42	100%
Ramshot Silhouette	<<locked>>	61%	24976	63%	**12	99%
Ramshot True Blue	<<locked>>	61%	29182	73%	**94	98%
ReloadSwiss RS 12	<<locked>>	61%	22916	57%	**20	100%
ReloadSwiss RS 14	<<locked>>	62%	4989	12%	**6	91%
ReloadSwiss RS 20	<<locked>>	61%	15461	39%	**22	98%
[ReloadSwiss RS 24]*	<<locked>>	75%	22365	56%	**06	81%
Rottweil P 801	<<locked>>	61%	26847	67%	**43	100%
[Rottweil P 806]*	<<locked>>	66%	11560	29%	**76	81%
SNPE Vectan A0	<<locked>>	61%	16433	41%	**89	97%
SNPE Vectan BA 9	<<locked>>	61%	20334	51%	**65	100%
SNPE Vectan BA10	<<locked>>	62%	26339	66%	**38	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	13692	34%	**33	86%
SNPE Vectan BA9 1/2	<<locked>>	61%	19783	50%	**65	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	16636	42%	**94	84%
Shooters World Auto Pistol	<<locked>>	61%	30182	76%	**40	95%
[Shooters World Major Pistol]*	<<locked>>	74%	25875	65%	**98	81%
Somchem MP200	<<locked>>	61%	20218	51%	**11	98%
Somchem MS200	<<locked>>	61%	18202	46%	**48	99%
[Somchem S221]*	<<locked>>	61%	21176	53%	**70	84%
[Vihtavuori 3N37]*	<<locked>>	61%	15127	38%	**09	89%
[Vihtavuori 3N38]*	<<locked>>	84%	20856	52%	**76	81%
[Vihtavuori N105]*	<<locked>>	88%	17767	45%	**40	81%
Vihtavuori N310	<<locked>>	62%	31778	80%	**24	100%
Vihtavuori N320	<<locked>>	61%	20929	52%	**58	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	11589	29%	**2	100%
Vihtavuori N330	<<locked>>	61%	18826	47%	**68	100%
Vihtavuori N340	<<locked>>	61%	17187	43%	**29	98%
[Vihtavuori N350]*	<<locked>>	61%	13735	34%	**66	88%
Winchester 231	<<locked>>	61%	28427	71%	**96	100%

Start Load - Barrel Length: 5.50''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber

V(0) ... muzzle velocity in feet per second (fps) or meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍 ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data